<template>
  <section class="loginContainer">
    <HeaderTop :titles="title">
      <template slot="left">
        <a class="header_search" @click='$router.go(-1)'>
          <i class="iconfont icon-arrow_left"></i>
        </a>
      </template>

    </HeaderTop>
      <div class="loginInner">
        <div class="login_header">
          <h2 class="login_logo">硅谷外卖</h2>
          <div class="login_header_title">
            <a href="javascript:;" :class="{'on':loginWay}" @click="loginWay=true">短信登录</a>
            <a href="javascript:;" :class="{'on':!loginWay}" @click="loginWay=false">密码登录</a>
          </div>
        </div>
        <div class="login_content">
          <form>
            <div :class="{on:loginWay}">
              <section class="login_message">
                <input type="tel" maxlength="11" placeholder="手机号" v-model="phone">

                <button  :disabled="!rightPhone" class="get_verification" @click.prevent="getSmCode">{{computeTime > 0 ? computeTime + 'S' : '获取验证码'}}</button>
              </section>
              <section class="login_verification">
                <input type="tel" maxlength="8" placeholder="验证码" v-model="code">
              </section>
              <section class="login_hint">
                温馨提示：未注册硅谷外卖帐号的手机号，登录时将自动注册，且代表已同意
                <a href="javascript:;">《用户服务协议》</a>
              </section>
            </div>
            <div :class="{on:!loginWay}">
              <section>
                <section class="login_message">
                  <input type="text" maxlength="11" placeholder="手机/邮箱/用户名" v-model="name" >
                </section>
                <section class="login_verification">
                  <input :type="isShow?'password':'text'" maxlength="8" placeholder="密码" v-model="pwd">
                  <div class="switch_button off" @click="switchShow" :class="isShow===true?'off':'on'">
                    <div class="switch_circle" :class="isShow===true?'':'right'"></div>
                    <span class="switch_text">{{isShow?"...":"abc"}}</span>
                  </div>
                </section>
                <section class="login_message">
                  <input type="text" maxlength="11" placeholder="验证码" v-model="captcha">
                  <img class="get_verification" src="http://localhost:3000/captcha" alt="captcha" @click.prevent="getCode">
                </section>
              </section>
            </div>
            <button class="login_submit" @click.prevent="goLogin">登录</button>
          </form>
          <a href="javascript:;" class="about_us">关于我们</a>
        </div>

      </div>
      <AlertTip v-show="alertflag" :alertText="text" @closeTip="closeAlert"></AlertTip>
    </section>
</template>

<script>
import HeaderTop from "../../components/HeaderTop/HeaderTop";
import AlertTip from "../../components/AlertTip/AlertTip";
import {reqPhoneCode,reqPwdLogin} from "../../api/index";
import {mapState,mapActions} from "vuex";
export default {
    props: {

    },
    data() {
        return {
          loginWay:true,
          title:"登录页面",
          name:"",
          pwd:"",
          captcha:"",
          isShow:true,//密码可见属性值
          alertflag:false,//提示框
          text:"",//提示框文本
          computeTime:0, //倒计时
          phone:'',//手机号
          code:'', //验证码
          timerId:null,
          infos:{},

        };
    },
    computed: {
      rightPhone() {
        return  /^1\d{10}$/.test(this.phone)
         },

    },
    created() {

    },
    mounted() {

    },
    watch: {

    },
    methods: {

      ...mapActions(['reqPwdLogin','reqSmsLogin']),
      //倒计时功能
    async getSmCode(){

       if (this.computeTime === 0) {
          // 开始倒计时
          this.computeTime = 60
          // 启动循环定时器, 每隔 1s 减少 1
           this.intervalId = setInterval(() => {
             this.computeTime--
             //如果到时, 停止计时
             if (this.computeTime === 0) {
               clearInterval(this.intervalId)
               }
              }, 1000)
        // 发送 ajax 请求(请求后台向指定手机号发验证码短信)
        //发送短信验证码
        let result =await reqPhoneCode(this.phone)
        if(result.code===1){
          this.alertflag=true;
          this.text=result.msg;
          //如果还在倒计时
          if(this.computeTime){
            this.computeTime=0;
            clearInterval(this.intervalId);
          }

        }

       }
      },
      //短信登录方式
       async smsLogin(){
          // let {phone,code}=this;
          // this.reqSmsLogin({phone,code})
          if(!this.phone.trim()){
            alert("手机号码不能为空")
            return false

          }
          if(!this.code.trim()){
            alert("手机验证码不能为空")
            return false

          }
          let {phone,code}=this;
          this.reqSmsLogin({phone,code});
          this.infos=await reqSmsLogin({phone,code});
          console.log(this.infos);
          if(this.code==0){
            this.$router.push("/profile")
          }

        },

      //获取图片验证码
      getCode(e){
        e.target.src="http://localhost:3000/captcha?date"+new Date()
      },
      //实现登功能
      goLogin(){
        //判断登录方式
        if(this.loginWay){
          //短信登录
            this.smsLogin()

        }else{
          //用户登录
          this.getuserLogin()

        }
      },
      //用户名登录方式
     async getuserLogin(){
        let {name,pwd,captcha}=this;
        if(!name.trim()){
          this.alertShow('用户名不能为空')
          return false
        }
          if(!pwd.trim()){
             this.alertShow('密码不能为空')
          return false
        }
          if(!captcha.trim()){
             this.alertShow('验证码不符合')
          return false
        }
        // this.reqPwdLogin({name,pwd,captcha})
        this. reqPwdLogin({name,pwd,captcha})
        this .infos=   await reqPwdLogin({name,pwd,captcha})
        console.log(this.infos)
        if(this.infos.code==0) {
          this.$router.push('/profile')
        }

      },
      //切换密码可见
      switchShow(){
        this.isShow=!this.isShow

      },
      //提示框
      alertShow(text){
        this.alertflag=true;
        this.text=text;
      },
      //关闭提示框
      closeAlert(){
        this.alertflag=false;
      }
    },
    components: {
      HeaderTop,
      AlertTip,

    },
};
</script>

<style scoped  lang='stylus' >
@import "../../common/stylus/mixins.styl"
 .loginContainer
      width 100%
      height 100%
      background #fff
      .loginInner
        padding-top 60px
        width 80%
        margin 0 auto
        .login_header
          .login_logo
            font-size 40px
            font-weight bold
            color #02a774
            text-align center
          .login_header_title
            padding-top 40px
            text-align center
            >a
              color #333
              font-size 14px
              padding-bottom 4px
              &:first-child
                margin-right 40px
              &.on
                color #02a774
                font-weight 700
                border-bottom 2px solid #02a774
        .login_content
          >form
            >div
              display none
              &.on
                display block
              input
                width 100%
                height 100%
                padding-left 10px
                box-sizing border-box
                border 1px solid #ddd
                border-radius 4px
                outline 0
                font 400 14px Arial
                &:focus
                  border 1px solid #02a774
              .login_message
                position relative
                margin-top 16px
                height 48px
                font-size 14px
                background #fff
                .get_verification
                  position absolute
                  top 50%
                  right 10px
                  transform translateY(-50%)
                  border 0
                  color #ccc
                  font-size 14px
                  background transparent
              .login_verification
                position relative
                margin-top 16px
                height 48px
                font-size 14px
                background #fff
                .switch_button
                  font-size 12px
                  border 1px solid #ddd
                  border-radius 8px
                  transition background-color .3s,border-color .3s
                  padding 0 6px
                  width 30px
                  height 16px
                  line-height 16px
                  color #fff
                  position absolute
                  top 50%
                  right 10px
                  transform translateY(-50%)
                  &.off
                    background #fff
                    .switch_text
                      float right
                      color #ddd
                  &.on
                    background #02a774
                  >.switch_circle
                    //transform translateX(27px)
                    position absolute
                    top -1px
                    left -1px
                    width 16px
                    height 16px
                    border 1px solid #ddd
                    border-radius 50%
                    background #fff
                    box-shadow 0 2px 4px 0 rgba(0,0,0,.1)
                    transition transform .3s
                    &.right
                      transform translateX(27px)
              .login_hint
                margin-top 12px
                color #999
                font-size 14px
                line-height 20px
                >a
                  color #02a774
            .login_submit
              display block
              width 100%
              height 42px
              margin-top 30px
              border-radius 4px
              background #4cd96f
              color #fff
              text-align center
              font-size 16px
              line-height 42px
              border 0
          .about_us
            display block
            font-size 12px
            margin-top 20px
            text-align center
            color #999
        .go_back
          position absolute
          top 5px
          left 5px
          width 30px
          height 30px
          >.iconfont
            font-size 20px
            color #99
</style>
